307261 (2002 MS₄)
(307261) 2002 MS₄ is a large 808-km classical Kuiper belt object (cubewano) and a possible dwarf planet in the Kuiper belt. It was discovered in 2002 by Chad Trujillo and Michael Brown, and has precovery images back to 1954-Apr-8. This TNO is approximately tied with 2002 AW₁₉₇ and 2013 FY₂₇ (to within measurement uncertainties) as the largest unnamed objects in the Solar System.
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